10 years old is a good time to expand self care with additional hygiene (deodorant) ahead of adolescence, but it's also ideal to incorporate a few daily pushups or other calesthenics so this practice will be there during the years when their growth hormone levels will be the highest. And even 2 minutes of musical instrument practice daily can also be transformational.
A modest daily routine at a young age can be life changing.
The demo video has more than I would ask my kids to do, but 1-2 minor things that should be done every day isn't a sheesh to me.
The only timer is for video games because time passes differently when playing. And video game time is purchased through exercise.
I try to model and build schedules to maximize their ability to balance managing themselves, a business, their time, and their family.
Any ways, just because you have some "structure routine" in your day doesn't mean you don't also have many hours of free play time.
I'm pretty sure a top level comment is effectively "asking OP". As for sheeshing it off, why can't we have both?